The electron affinity values of elements $A, B, C$ and $D$ are respectively $-135, -60, -200$ and $-348 \ kJ \ mol^{-1}$. The outer electronic configuration of element $B$ is

• A
  $3s^2 3p^5$
• B
  $3s^2 3p^4$
• C
  $3s^2 3p^3$
• D
  $3s^2 3p^2$